pinctrl: meson-g12a: add pwm_a on GPIOE_2 pinmux

Add the missing pinmux for the pwm_a function on the GPIOE_2 pin.

Reviewed-by: Kevin Hilman <khilman@baylibre.com>
Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Link: https://lore.kernel.org/r/20190729125838.6498-1-narmstrong@baylibre.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/meson/pinctrl-meson-g12a.c

@@ -801,6 +801,9 @@ static const unsigned int remote_ao_input_pins[]	= { GPIOAO_5 };
 /* ir_out */
 static const unsigned int remote_ao_out_pins[]		= { GPIOAO_4 };
 
+/* pwm_a_e */
+static const unsigned int pwm_a_e_pins[]		= { GPIOE_2 };
+
 /* pwm_ao_a */
 static const unsigned int pwm_ao_a_pins[]		= { GPIOAO_11 };
 static const unsigned int pwm_ao_a_hiz_pins[]		= { GPIOAO_11 };
@@ -888,6 +891,7 @@ static struct meson_pmx_group meson_g12a_aobus_groups[] = {
 	GROUP(i2c_ao_slave_sda,		3),
 	GROUP(remote_ao_input,		1),
 	GROUP(remote_ao_out,		1),
+	GROUP(pwm_a_e,			3),
 	GROUP(pwm_ao_a,			3),
 	GROUP(pwm_ao_a_hiz,		2),
 	GROUP(pwm_ao_b,			3),
@@ -1192,6 +1196,10 @@ static const char * const remote_ao_out_groups[] = {
 	"remote_ao_out",
 };
 
+static const char * const pwm_a_e_groups[] = {
+	"pwm_a_e",
+};
+
 static const char * const pwm_ao_a_groups[] = {
 	"pwm_ao_a", "pwm_ao_a_hiz",
 };
@@ -1290,6 +1298,7 @@ static struct meson_pmx_func meson_g12a_aobus_functions[] = {
 	FUNCTION(i2c_ao_slave),
 	FUNCTION(remote_ao_input),
 	FUNCTION(remote_ao_out),
+	FUNCTION(pwm_a_e),
 	FUNCTION(pwm_ao_a),
 	FUNCTION(pwm_ao_b),
 	FUNCTION(pwm_ao_c),